class Lesson {
  data = [];
  init() {
    this.data = [{ name: "js" }, { name: "vue.js" }];
  	setTimeout(() => {
    	this.data = [{ name: "js111" }, { name: "vue.js222" }];
  	}, 3000)
  }
  get() {
    return this.data;
  }
}
let obj = new Lesson();
obj.init();

export { obj };


